| Microorganism | 13 |
| Microorganism discharge | 23 |
| Microorganism's locomotion | 30 |
| Microorganisms | 14 |
| Microorganisms in bread | 23 |
| Microorganisms' locomotion | 30 |
| Microphone holder | 17 |
| Microphone inventor | 19 |
| Microphone inventor Berliner | 28 |
| Microphone inventor's initials | 34 |
| Microphone spot, at times | 25 |
| Microphone tester's word | 28 |
| Microphone tester, perhaps | 26 |
| Microphone word | 15 |
| Microphone ___ | 14 |
| Microphone's spot, often | 28 |
| Microphysics particle | 21 |
| Microphysics unit: Abbr. | 24 |
| Microprocessor | 14 |
| Microprocessor's diet | 25 |
| Microprocessor, e.g. | 20 |
| Microprocessors | 15 |
| Microprocessors, e.g. | 21 |
| Microprogram stored in a computer's ROM | 43 |
| Microrave? | 10 |
| Microscope accessories | 22 |
| Microscope attachment | 21 |
| Microscope component | 20 |
| Microscope inserts | 18 |
| Microscope lens | 15 |
| Microscope must | 15 |
| Microscope organism | 19 |
| Microscope part | 15 |
| Microscope parts | 16 |
| Microscope piece | 16 |
| Microscope sample | 17 |
| Microscope sight | 16 |
| Microscope sights | 17 |
| Microscope slide additive | 25 |
| Microscope slide bunch | 22 |
| Microscope slide creature | 25 |
| Microscope slide creature (Var.) | 32 |
| Microscope slide subject | 24 |
| Microscope specimen | 19 |
| Microscope specimens | 20 |
| Microscope subject | 18 |
| Microscope-slide sample | 23 |
| Microscopic | 11 |
| Microscopic alga | 16 |
| Microscopic amount | 18 |
| Microscopic animal | 18 |
| Microscopic animal that swims with whirling cilia | 49 |
| Microscopic animals | 19 |
| Microscopic arachnid | 20 |
| Microscopic beginning | 21 |
| Microscopic bit | 15 |
| Microscopic blob | 16 |
| Microscopic building block | 26 |
| Microscopic code carrier | 24 |
| Microscopic creature | 20 |
| Microscopic creature (var.) | 27 |
| Microscopic creatures | 21 |
| Microscopic crime scene clue, briefly | 37 |
| Microscopic critter | 19 |
| Microscopic Dr. Seuss characters | 32 |
| Microscopic hairs | 17 |
| Microscopic life | 16 |
| Microscopic machine | 19 |
| Microscopic machine of a sort | 29 |
| Microscopic means of propulsion | 31 |
| Microscopic media | 17 |
| Microscopic menace | 18 |
| Microscopic messenger | 21 |
| Microscopic mover | 17 |
| Microscopic organism | 20 |
| Microscopic oxygen user | 23 |
| Microscopic particles | 21 |
| Microscopic pond organism | 25 |
| Microscopic protists | 20 |
| Microscopic shape-shifters | 26 |
| Microscopic specimen | 20 |
| Microscopic swimmer | 19 |
| Microscopic swimmer (var.) | 26 |
| Microscopic, informally | 23 |
| Microscopist's reagent | 26 |
| Microscopist's sighting (Var.) | 34 |
| Microscopy subject | 18 |
| Microscopy supply | 17 |
| Microseism | 10 |
| Microsoft acquisition of 2011 | 29 |
| Microsoft bigwig | 16 |
| Microsoft boss Bill | 19 |
| Microsoft chairman | 18 |
| Microsoft chairman who tried to beef up his company? | 52 |
| Microsoft chief Bill | 20 |
| Microsoft chief, to some | 24 |
| Microsoft co-founder | 20 |
| Microsoft cofounder | 19 |
| Microsoft cofounder Paul | 24 |
| Microsoft communications method | 31 |